Rainbow Electronics FARGO MAESTRO 100 (with TCP_IP) - Manual (Page 606)

Audio Commands
Play DTMF tone +WDTMF
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WM_DEV_OAT_UGD_049 - 001 VOLUME 4 August 23, 2007
21.17.3 Parameters and Defined Values
<mode>:
tone activation/deactivation
0 stop playing
1 play a DTMF tone
<dtmf>: DTMF to be played (mandatory if <mode>=1)
range: {0-9,*,#,A,B,C,D}
<gain>: tone gain for the <dtmf>.
integer type
default value if omitted: 9.
The values are identical to those of the +WTONE (speaker)
command. See table in §21.16.3.
<duration>: tone duration (in 100 ms units)
0-50 default value if omitted: 0
When <duration>=0, the duration is infinite, and the DTMF
tone can be stopped by AT+WDTMF=0
21.17.4 Parameter Storage
None.
21.17.5 Examples
Command Responses
AT+WDTMF=?
Note: Possible values.
+WDTMF: (0-1),(0-9,*,#,A,B,C,D),(0-
15),(0-50)
OK
AT+WDTMF=1,"*",9,50
Note: Play a DTMF tone
OK
AT+WDTMF=0
Note: Stop playing
OK
21.17.6 Notes
The "OK" is received as soon as the DTMF sending has started. As long as the DTMF
has not been entirely played, trying to send a new one will result in receiving a
"+CME ERROR: 558" and the new DTMF will not be played.